ambari/ambari-web/app/controllers/main/alert_definitions_controller.js

/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

var App = require('app');

App.MainAlertDefinitionsController = Em.ArrayController.extend({

  name: 'mainAlertDefinitionsController',

  /**
   * Timestamp when <code>App.alertDefinitionsMapper</code> run last time
   * Current <code>content</code> is updated on when it changed
   * @type {number|null}
   */
  mapperTimestamp: null,

  /**
   * List of all <code>App.AlertDefinition</code>
   * Consists of:
   * <ul>
   *   <li>App.PortAlertDefinition</li>
   *   <li>App.MetricsAlertDefinition</li>
   *   <li>App.WebAlertDefinition</li>
   *   <li>App.AggregateAlertDefinition</li>
   *   <li>App.ScriptAlertDefinition</li>
   * </ul>
   * @type {App.AlertDefinition[]}
   */
  content: function() {
    return App.AlertDefinition.getAllDefinitions();
  }.property('mapperTimestamp'),

  /**
   * Enable/disable alertDefinition confirmation popup
   * @param {object} event
   * @method toggleState
   */
  toggleState: function(event) {
    var alertDefinition = event.context;
    var self = this;
    var bodyMessage = Em.Object.create({
      confirmMsg: alertDefinition.get('enabled') ? Em.I18n.t('alerts.table.state.enabled.confirm.msg') : Em.I18n.t('alerts.table.state.disabled.confirm.msg'),
      confirmButton: alertDefinition.get('enabled') ? Em.I18n.t('alerts.table.state.enabled.confirm.btn') : Em.I18n.t('alerts.table.state.disabled.confirm.btn')
    });

    return App.showConfirmationFeedBackPopup(function (query) {
      self.toggleDefinitionState (alertDefinition);
    }, bodyMessage);
  },

  /**
   * Enable/disable alertDefinition
   * @param {object} alertDefinition
   * @returns {$.ajax}
   * @method toggleDefinitionState
   */
  toggleDefinitionState: function(alertDefinition) {
    return App.ajax.send({
      name: 'alerts.update_alert_definition',
      sender: this,
      data: {
        id: alertDefinition.get('id'),
        data: {
          "AlertDefinition/enabled": !alertDefinition.get('enabled')
        }
      }
    });
  },

  /**
   *  alerts number to show up on top-nav bar: number of critical/warning alerts
   */
  allAlertsCount: function () {
    return this.get('content').filterProperty('isCriticalOrWarning').get('length');
  }.property('content.@each.isCriticalOrWarning'),

  /**
   *  calcuale critical/warning count for each service, to show up the label on services menu
   */
  getCriticalAlertsCountForService: function(service) {
    var alertsForService = this.get('content').filterProperty('service', service);
    return alertsForService.filterProperty('isCriticalOrWarning').get('length');
  },

  /**
   * Onclick handler for alerts number located right to bg ops number
   */
  showPopup: function(){
    var self = this;
    return App.ModalPopup.show({
      header: Em.I18n.t('alerts.fastAccess.popup.header').format(self.get('allAlertsCount')),
      classNames: ['sixty-percent-width-modal', 'alerts-popup'],
      secondary: null,
      isHideBodyScroll: true,
      closeModelPopup: function () {
        this.hide();
      },
      onPrimary: function () {
        this.closeModelPopup();
      },
      onClose: function () {
        this.closeModelPopup();
      },

      bodyClass: App.TableView.extend({
        templateName: require('templates/common/alerts_popup'),
        controller: self,

        contents: function () {
          // show crit/warn alerts only.
          return this.get('controller.content').filterProperty('isCriticalOrWarning');
        }.property('controller.content.@each.isCriticalOrWarning'),

        isLoaded: function () {
          return this.get('controller.content.length');
        }.property('controller.content.length'),

        isAlertEmptyList: function () {
          return !this.get('contents.length');
        }.property('contents.length'),

        gotoAlertDetails: function (event) {
          this.get('parentView').closeModelPopup();
          App.router.transitionTo('main.alerts.alertDetails', event.context);
        },

        gotoService: function (event) {
          this.get('parentView').closeModelPopup();
          App.router.transitionTo('main.services.service', event.context);
        },

        showMore: function () {
          this.get('parentView').closeModelPopup();
          App.router.transitionTo('main.alerts.index');
        },

        totalCount: function () {
          return this.get('contents.length');
        }.property('contents.length')
      })
    })
  }

});